Fluke ScopeMeter 190 Series III, Руководство по обслуживанию

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ScopeMeter® Test Tool
Calibration Adjustment
45
Input AB LF-HF Gain and Position
To do the Input AB LF-HF Gain calibration:
1. Press
2
to select the first calibration step in Table 14 , Input AB Gain and Position .
XW
Warning
To prevent possible electrical shock, fire, or personal injury, make sure that the
calibrator is in standby mode before making any connection between the
calibrator and the Test Tool. Dangerous voltages are present on the calibration
source and connection cables during these steps.
2. Set the 5502A to operate (OPR).
3. Press
3
to start the calibration.
Wait until the display shows calibration status :READY .
4. Press
2
to select the next calibration step, set the 5502A to the next calibration
point, and start the calibration. Continue through all calibration points of Input AB Gain and
Position .
Set the 5502A to Standby, and continue at the Input Pos ABCD (AB) Calibration section.
Input Pos ABCD (AB) Calibration
To do the Input Pos AB calibration:
1. Press
2
to select calibration adjustment step CL 0619 in Table 14 ,
Input ABCD (AB) .
2. Remove all Input A, B connections (Calibrator STBY).
3. Press
3
to start the calibration.
4. Wait until the display shows calibration status as CL 0633: READY .
Continue at the Input ABCD (AB) Noise F FBW Calibration section.
Input ABCD (AB) Noise F FBW Calibration
To do the Input AB Noise F FBW Calibration:
1. Press
2
to select calibration adjustment step CL 0850 in Table 14 , Input ABCD
Noise F FBW .
2. Connect 50
Ω
feed through terminations to all BNC Inputs A, B, (C, and D).
3. Press
3
to start the calibration.
Wait until the display shows calibration status as CL 0869: READY .
Continue at the Input AB Volt Gain section.